public void ApplyByValDoesNotChangeReceiver()
{
var sam = new PersonVal {
Name = "Sam", Age = 20
};
sam
.Apply(x => { x.Age++; })
.ShouldBe(new PersonVal {
Name = "Sam", Age = 20
});
var bob = new PersonRef {
Name = "Bob", Age = 20
};
bob.Apply(x =>
{
x.Name = "Rob";
x.Age += 1;
})
.ShouldBe(bob);
bob.Name.ShouldBe("Rob");
bob.Age.ShouldBe(21);
}
public void ApplyByRefChangesReceiver()
{
var sam = new PersonVal {
Name = "Sam", Age = 20
};
sam
.Apply((ref PersonVal x) => { x.Age++; })
.ShouldBe(new PersonVal {
Name = "Sam", Age = 21
});
var bob = new PersonRef {
Name = "Bob", Age = 20
};
var rob = bob.Apply((ref PersonRef x) => { x = new PersonRef {
Name = "Rob", Age = x.Age + 1
}; });
rob.ShouldNotBe(bob);
rob.Name.ShouldBe("Rob");
rob.Age.ShouldBe(21);
}
